16 11 Fuel Tank and Mounting Parts
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Fuel tank to body (hexagon nut) | E46 / E83 | M8 | Replace self-locking nuts | 19 Nm |
| E24 | M8 | 45 Nm | ||
| E30 | M8 | 25 Nm | ||
| Tension strap to body (hexagon screw) | E53 / E46 / E85 / E86 / E83 | M8 | 19 Nm | |
| E24 | M8 | 8 Nm | ||
| E38 / E65 / E66 / E67 / E60 / E61 / E63 / E64 | M8 | 20 Nm | ||
| 2AZ Connecting pipe to fuel tank | E30 | 25 Nm | ||
| 3AZ Heat shield to fuel tank | E30 | 8,5 Nm | ||
| E24 | 1,0 Nm | |||
| E31 | 3 Nm | |||
| 4AZ Drain plug to fuel tank | E28 / E30 | 25 Nm | ||
| 5AZ Trunk separating wall/retaining bracket to trunk floor | E52 | M6 | 7,8 Nm | |
| 6AZ Wheel arch cover to body | E52 | M6 | 3 Nm |
FUEL TANK AND MOUNTING PARTS TIGHTENING TORQUE SPECIFICATION
16 12 Fuel Delivery
| Type | Thread | Measure | |
|---|---|---|---|
| 1AZ Pump assembly to metal-bonded mount | E28 / E30 | 6,5 Nm | |
| 2AZ Holder to fuel pump or fuel reservoir | E28 / E30 | 6,5 Nm | |
| 3AZ Electric connections on fuel pump | E28 / E30 | 2 Nm | |
| 4AZ Electric connections on fuel pump | E28 / E30 | M4 | 1,2 Nm |
| 5AZ Electric connections on fuel pump | E28 / E30 | M5 | 1,6 Nm |
| 6AZ Plastic nut on cover for fuel pipes | E30 | 2 Nm | |
| 7AZ Hose clamps 10 - 16 mm dia. | E28 / E30 | 2 Nm | |
| E65 / E66 | 1,5 Nm | ||
| 8AZ Hose clamps 18 mm dia. | E28 / E30 | 3 Nm | |
| 9AZ Hose clamps 37 - 43 mm dia. | E28 / E30 | 4 Nm | |
| E52 | 3 Nm | ||
| 10AZ Hose clamps 42 - 48 mm dia. | E65 / E66 | 2 Nm | |
| E83 | 4 Nm | ||
| 11AZ Fuel filler pipe to body | E46 / E65 / E66 / E67 / E83 | 4 Nm | |
| E60 / E61 / E63 / E64 | M6 | 9 Nm | |
| E85 / E86 | M6 8.8 | 9 Nm | |
| 12AZ Feed line to fuel tank | E46 / M56 | M14 | 26±3 Nm |
| 13AZ Vent line from carbon canister to fuel tank | E46 / M56 | M24 | 26±3 Nm |
| 14AZ Fuel tank vent line to fuel filler pipe / purge air line to carbon canister | E46 / M56 | M14 | 26±3 Nm |
| 16AZ Grounding strap, fuel filler pipe to body | E85 / E86 | M6 8.8 | 9 Nm |
| E83 | 8 Nm |
FUEL DELIVERY TIGHTENING TORQUE SPECIFICATION
16 13 Tank Ventilation
| Type | Thread | Measure | |
|---|---|---|---|
| 1AZ Fuel vapor venting tank to body | E24 | 3 Nm | |
| E30 | 4,5 Nm | ||
| E39 | 4,0 Nm | ||
| E38 | 5,5 Nm | ||
| E53 | 3,5 Nm | ||
| E65 / E66 / E67 | 9,0 Nm | ||
| 2AZ Carbon canister to body | E85 / E86 | M8 | 9 Nm |
| E46 / E60 / E61 / E63 / E64 / E83 | M6 | 9 Nm | |
| 3AZ DMTL to holder / carbon canister | E83 / E85 / E86 / E60 / E46 / M56 | 2 Nm | |
| 4AZ Dust filter to holder / carbon canister | E60 / E83 / E46 / M56 | 2 Nm | |
| E85 / E86 | 2 Nm |
TANK VENTILATION TIGHTENING TORQUE SPECIFICATION
16 14 Fuel Pump
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Fuel level sensor to suction device | E32 | 8 Nm | ||
| 2AZ Sealing ring for fuel tank (service aperture, fuel level sensor, pump unit) | ||||
| Plastic sealing ring 26.5 mm high | E34 / E31 | 40 Nm | ||
| Plastic sealing ring 31.5 mm high (new) | E36 / E34 / E31 | First tighten sealing ring by hand 2 turns | 55 Nm | |
| Locking ring (metal) | E39 / E52 / E53 | 35 Nm | ||
| E60 / E61 / E63 / E64 / E65 / E66 / E67 | 45 ± 5 Nm | |||
| E85 / E86 | 50 ± 10 Nm | |||
| E83 | 55±5 Nm | |||
| 3AZ In-tank pump with fill level sensor to tank | E38 | M6 | Tighten nuts diagonally and evenly. | 6,5 Nm |
| 4AZ El. fuel pump control unit to body / holder | E60 / E61 / E63 / E64 / E85 / E86 | M6 | 8 Nm |
FUEL PUMP TIGHTENING TORQUE SPECIFICATION